;(function($) {
	$.extend({
		log: function(message) {
			var now = new Date(),
				y = now.getFullYear(),
				m = now.getMonth() + 1, //！JavaScript中月分是从0开始的
				d = now.getDate(),
				h = now.getHours(),
				min = now.getMinutes(),
				s = now.getSeconds(),
				time = y + '/' + m + '/' + d + ' ' + h + ':' + min + ':' + s;
			console.log(time + ' My App: ' + message);
		}
	})
})(jQuery)